parentpath 792 fs/overlayfs/copy_up.c struct path parentpath; parentpath 811 fs/overlayfs/copy_up.c ovl_path_upper(parent, &parentpath); parentpath 812 fs/overlayfs/copy_up.c ctx.destdir = parentpath.dentry; parentpath 815 fs/overlayfs/copy_up.c err = vfs_getattr(&parentpath, &ctx.pstat,